r=24 symNMF resid V 0.043 T 0.034 [325s]
   oracle col cos: [0.983 0.983 0.961 0.957 0.955 0.955 0.951 0.949 0.934 0.908]
   BLIND stat col-match agrees w/ oracle 0.12 -> scene acc 0.020
   after co-alternation (1 iters): col agree 0.12 -> scene acc 0.020
r=42 symNMF resid V 0.023 T 0.014 [741s]
   oracle col cos: [0.973 0.949 0.948 0.943 0.936 0.921 0.912 0.901 0.892 0.89 ]
   BLIND stat col-match agrees w/ oracle 0.00 -> scene acc 0.027
   after co-alternation (2 iters): col agree 0.02 -> scene acc 0.012